Variable | Normal condition | Salt stress condition | ||||
---|---|---|---|---|---|---|
WT | Oe1 | Oe2 | WT | Oe1 | Oe2 | |
gs (mol water m−2 s−1) | 0.14 ± 0.01b | 0.18 ± 0.01a | 0.17 ± 0.02a | 0.04 ± 0.01d | 0.09 ± 0.01c | 0.07 ± 0.01c |
Tr (mmol water m−2 s−1) | 6.02 ± 0.18b | 6.93 ± 0.52a | 6.76 ± 0.34a | 1.83 ± 0.46e | 3.99 ± 0.42c | 3.12 ± 0.53d |
AN (μmol CO2 m−2 s−1) | 9.73 ± 1.26 b | 13.29 ± 0.24a | 12.17 ± 1.12a | 3.31 ± 1.41d | 8.26 ± 0.56bc | 7.21 ± 1.74c |
Ci (μmol CO2 mol−1) | 295 ± 13a | 271 ± 9b | 278 ± 17b | 279 ± 25d | 243 ± 7c | 236 ± 17c |
Stomata pore aperture (μm) | 3.48 ± 0.27b | 3.88 ± 0.42a | 3.86 ± 0.39a | 1.93 ± 0.14d | 3.00 ± 0.25c | 2.96 ± 0.19c |
Stomata density (0.1 mm2) | 19 ± 3a | 19 ± 3a | 19 ± 4a | 19 ± 3a | 20 ± 4a | 19 ± 3a |
IWUE (mmol CO2 mmol−1 water) | 1.61 ± 0.16c | 1.92 ± 0.15b | 1.88 ± 0.24b | 1.73 ± 0.35bc | 2.17 ± 0.09a | 2.29 ± 0.22a |